Cumulative Exam — Cumulative exam Answers

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Which statement describes what is gained or lost during radioactive decay?

A
Atoms gain other atoms.
B
Elements take in energy.
C
Atoms lose smaller particles.
D
Elements gain smaller particles.
42
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Which process is involved in growing crops?

A
irrigation
B
transportation
C
recreation
D
condensation
44

This is a map that shows hot spots around the world.

Question illustration
A
formed due to subduction
B
formed in the middle of a plate
C
formed at a divergent boundary
D
formed at a convergent boundary
45

Which is one characteristic that is used to identify types of metamorphic rocks?

A
color
B
rock size
C
grain arrangement
D
type of rock before metamorphosis
46

Which fossils are formed by sediments and found in sedimentary rock?

A
a mold of a fish skeleton and a cast of a clamshell
B
a cast of a clamshell and a frozen animal
C
a frozen animal and a piece of petrified wood
D
a piece of petrified wood and a preserved insect
48

Which example best illustrates a method to show differences among Earth’s layers?

A
Carson models how the continental crust varies in thickness.
B
Marisol records atmospheric and oceanic temperatures at several beaches.
C
Eliza analyzes seismic wave activity from an earthquake using a computer model.
D
Oscar determines the pressure at different depths of Earth’s crust.
49

Which phrases describe S waves?

A
behave like a ripple
B
move through liquids only
C
are classified as primary waves
D
are known as a type of direct evidence
50

Which statement describes Earth?

A
It is an outer planet.
B
It is a gaseous planet.
C
It was formed from gas and dust.
D
It has a thick atmosphere of hydrogen and helium.

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